Thank you for putting in this work @Krysia830073 We've also been systematically ordering hospira bac from a bunch of sites and are sending them out for testing because we believe most are Pfizer Hospira Bacteriostatic Water 30 mL Peptide Test Hospira BAC Water 30ml Alpha Elite Peptides Bacteriostatic Water 10ml (2 Pack) (Bac water) Bacteriostatic Water USA Hospira brand 30ml Bacteriostatic Sterile Water for Injection Hospira Bacteriostatic Water 30mL Peptide Reconstitution